Advertising panel



FIG. 1 is a front perspective view of an advertising panel showing my new design.

FIG. 2 is a front elevational view thereof.

FIG. 3 is a right elevational view thereof, with the left elevation being identical thereto.

FIG. 4 is a top plan view thereof; and,

FIG. 5 is a rear elevational view thereof. 

The ornamental design for an advertising panel, as shown and described. 